build: display build details link

Signed-off-by: CrazyMax <crazy-max@users.noreply.github.com>

util/progress/writer.go

@@ -10,6 +10,7 @@ import (
 
 type Writer interface {
 	Write(*client.SolveStatus)
+	WriteBuildRef(string, string)
 	ValidateLogSource(digest.Digest, interface{}) bool
 	ClearLogSource(interface{})
 }
@@ -41,6 +42,10 @@ func Write(w Writer, name string, f func() error) {
 	})
 }
 
+func WriteBuildRef(w Writer, target string, ref string) {
+	w.WriteBuildRef(target, ref)
+}
+
 func NewChannel(w Writer) (chan *client.SolveStatus, chan struct{}) {
 	ch := make(chan *client.SolveStatus)
 	done := make(chan struct{})